Tony is the owner of tony’s taqueria. Tony is a profit-maximizing owner whose firm operates in a competitive market. An additional worker costs tony $200 and has a marginal productivity of 40 tacos. Assuming no other variable costs, what is the marginal cost of a taco?.

Generally, investment philosophy is dividend into one category: conservative.

Carlo is wondering what causes plants to grow at different rates. carlo’s hypothesis is “plants will grow more when the day is longer.” what would be the difference between the test group and the control group in this experiment? type of soil type of plants exposure to sunlight method for measuring the growth

The graph shows the populations of two species in a particular region over two decades. based on the graph, what can you conclude about the relationship between the two species? a. the two species have a parasitic relationship. b. the two species are mutualistic in nature. c. the two species exhibit commensalism. d. the two species have a prey-predator relationship. e. the two species have a familial relationship.